Home / 36,315.40-54,386.70-22,318.60

Finding the Fourth Proportional to 36,315.40, 54,386.70 and 22,318.60

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Solution

The fourth proportional to 36,315.40, 54,386.70 and 22,318.60 is: 33,424.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,315.40 : 54,386.70 = 22,318.60 : x
  2. Step 2: Convert to fraction form
    36,315.40/54,386.70 = 22,318.60/x
  3. Step 3: Cross multiply
    36,315.40x = 54,386.70 × 22,318.60
  4. Step 4: Simplify right side
    36,315.40x = 1,213,835,002.62
  5. Step 5: Solve for x
    x = 1,213,835,002.62/36,315.40
  6. Step 6: Final answer
    x = 33,424.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.